# Tau Lambda vs Delta kim

The clearest difference is ads: Tau Lambda at none against Delta kim's shown. Delta kim's advantage is update cadence (every 3 weeks vs every 39 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Tau Lambda ships an update every 39 months, Delta kim every 3 weeks. The most recent releases landed on September 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Tau Lambda | Delta kim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (97 ratings)](https://appshunter.io/ios/app/delta-kim/id6738377112/reviews)** |
| Number of ratings | — | **97** |
| Positive reviews | — | 53.9% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 39 months | **Every 3 weeks** |
| Monetization | — | Ad-supported |
| Size | 26 MB | 107 MB |
| Requires iOS | 16.1 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Ricardo Cumberbatch](https://appshunter.io/developer/1455104172) | [DELTA DAO LTD](https://appshunter.io/developer/1780489932) |

## What reviewers say

### Tau Lambda

[App page](https://appshunter.io/ios/app/tau-lambda/id1592825644)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Delta kim

[App page](https://appshunter.io/ios/app/delta-kim/id6738377112)

This app offers a decentralized digital currency that eliminates the need for private key custody. Users can mine digital money for free and manage cross-chain assets directly from their mobile device.

**Highlights:** Decentralized digital money, No private key custody required, Free digital money mining, Energy-saving mining, Cross-chain asset management

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💎 Great potential
- 👍 Very simple and straightforward
- 🤝 Referral program

**What reviewers complain about**

- 🐛 App crashes after update
- 🚫 Unable to launch app after update
- 🔒 Account deactivation issues

**Reported bugs**

- App crashes after update
- Unable to launch app after update
- Account deactivation issues

**Requested features**

- Fix app crashes and launch issues
- Improve account management features


## Frequently asked questions

### Is Tau Lambda free?

Tau Lambda is free to download, with no in-app purchases.

### Is Delta kim free?

Delta kim is free to download, with no in-app purchases.

### Do Tau Lambda or Delta kim have ads?

Delta kim shows ads; Tau Lambda does not.

### Which is updated more often, Tau Lambda or Delta kim?

Tau Lambda ships an update every 39 months, and Delta kim every 3 weeks. Most recently, Tau Lambda was updated on September 10, 2026 and Delta kim on September 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*